tools/quake3/q3map2/main.c

   1 /* -------------------------------------------------------------------------------
   2
   3 Copyright (C) 1999-2007 id Software, Inc. and contributors.
   4 For a list of contributors, see the accompanying CONTRIBUTORS file.
   5
   6 This file is part of GtkRadiant.
   7
   8 GtkRadiant is free software; you can redistribute it and/or modify
   9 it under the terms of the GNU General Public License as published by
  10 the Free Software Foundation; either version 2 of the License, or
  11 (at your option) any later version.
  12
  13 GtkRadiant is distributed in the hope that it will be useful,
  14 but WITHOUT ANY WARRANTY; without even the implied warranty of
  15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16 GNU General Public License for more details.
  17
  18 You should have received a copy of the GNU General Public License
  19 along with GtkRadiant; if not, write to the Free Software
  20 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
  21
  22 -------------------------------------------------------------------------------
  23
  24 This code has been altered significantly from its original form, to support
  25 several games based on the Quake III Arena engine, in the form of "Q3Map2."
  26
  27 ------------------------------------------------------------------------------- */
  28
  29
  30
  31 /* marker */
  32 #define MAIN_C
  33
  34
  35
  36 /* dependencies */
  37 #include "q3map2.h"
  38
  39
  40
  41 /*
  42 Random()
  43 returns a pseudorandom number between 0 and 1
  44 */
  45
  46 vec_t Random( void )
  47 {
  48         return (vec_t) rand() / RAND_MAX;
  49 }
  50
  51
  52
  53 /*
  54 ExitQ3Map()
  55 cleanup routine
  56 */
  57
  58 static void ExitQ3Map( void )
  59 {
  60         BSPFilesCleanup();
  61         if( mapDrawSurfs != NULL )
  62                 free( mapDrawSurfs );
  63 }
  64
  65
  66
  67 /*
  68 MD4BlockChecksum()
  69 calculates an md4 checksum for a block of data
  70 */
  71
  72 static int MD4BlockChecksum( void *buffer, int length )
  73 {
  74         return Com_BlockChecksum(buffer, length);
  75 }
  76
  77
  78
  79 /*
  80 FixAAS()
  81 resets an aas checksum to match the given BSP
  82 */
  83
  84 int FixAAS( int argc, char **argv )
  85 {
  86         int                     length, checksum;
  87         void            *buffer;
  88         FILE            *file;
  89         char            aas[ 1024 ], **ext;
  90         char            *exts[] =
  91                                 {
  92                                         ".aas",
  93                                         "_b0.aas",
  94                                         "_b1.aas",
  95                                         NULL
  96                                 };
  97
  98
  99         /* arg checking */
 100         if( argc < 2 )
 101         {
 102                 Sys_Printf( "Usage: q3map -fixaas [-v] <mapname>\n" );
 103                 return 0;
 104         }
 105
 106         /* do some path mangling */
 107         strcpy( source, ExpandArg( argv[ argc - 1 ] ) );
 108         StripExtension( source );
 109         DefaultExtension( source, ".bsp" );
 110
 111         /* note it */
 112         Sys_Printf( "--- FixAAS ---\n" );
 113
 114         /* load the bsp */
 115         Sys_Printf( "Loading %s\n", source );
 116         length = LoadFile( source, &buffer );
 117
 118         /* create bsp checksum */
 119         Sys_Printf( "Creating checksum...\n" );
 120         checksum = LittleLong( MD4BlockChecksum( buffer, length ) );
 121
 122         /* write checksum to aas */
 123         ext = exts;
 124         while( *ext )
 125         {
 126                 /* mangle name */
 127                 strcpy( aas, source );
 128                 StripExtension( aas );
 129                 strcat( aas, *ext );
 130                 Sys_Printf( "Trying %s\n", aas );
 131                 ext++;
 132
 133                 /* fix it */
 134                 file = fopen( aas, "r+b" );
 135                 if( !file )
 136                         continue;
 137                 if( fwrite( &checksum, 4, 1, file ) != 1 )
 138                         Error( "Error writing checksum to %s", aas );
 139                 fclose( file );
 140         }
 141
 142         /* return to sender */
 143         return 0;
 144 }
 145
 146
 147
 148 /*
 149 AnalyzeBSP() - ydnar
 150 analyzes a Quake engine BSP file
 151 */
 152
 153 typedef struct abspHeader_s
 154 {
 155         char                    ident[ 4 ];
 156         int                             version;
 157
 158         bspLump_t               lumps[ 1 ];     /* unknown size */
 159 }
 160 abspHeader_t;
 161
 162 typedef struct abspLumpTest_s
 163 {
 164         int                             radix, minCount;
 165         char                    *name;
 166 }
 167 abspLumpTest_t;
 168
 169 int AnalyzeBSP( int argc, char **argv )
 170 {
 171         abspHeader_t                    *header;
 172         int                                             size, i, version, offset, length, lumpInt, count;
 173         char                                    ident[ 5 ];
 174         void                                    *lump;
 175         float                                   lumpFloat;
 176         char                                    lumpString[ 1024 ], source[ 1024 ];
 177         qboolean                                lumpSwap = qfalse;
 178         abspLumpTest_t                  *lumpTest;
 179         static abspLumpTest_t   lumpTests[] =
 180                                                         {
 181                                                                 { sizeof( bspPlane_t ),                 6,              "IBSP LUMP_PLANES" },
 182                                                                 { sizeof( bspBrush_t ),                 1,              "IBSP LUMP_BRUSHES" },
 183                                                                 { 8,                                                    6,              "IBSP LUMP_BRUSHSIDES" },
 184                                                                 { sizeof( bspBrushSide_t ),             6,              "RBSP LUMP_BRUSHSIDES" },
 185                                                                 { sizeof( bspModel_t ),                 1,              "IBSP LUMP_MODELS" },
 186                                                                 { sizeof( bspNode_t ),                  2,              "IBSP LUMP_NODES" },
 187                                                                 { sizeof( bspLeaf_t ),                  1,              "IBSP LUMP_LEAFS" },
 188                                                                 { 104,                                                  3,              "IBSP LUMP_DRAWSURFS" },
 189                                                                 { 44,                                                   3,              "IBSP LUMP_DRAWVERTS" },
 190                                                                 { 4,                                                    6,              "IBSP LUMP_DRAWINDEXES" },
 191                                                                 { 128 * 128 * 3,                                1,              "IBSP LUMP_LIGHTMAPS" },
 192                                                                 { 256 * 256 * 3,                                1,              "IBSP LUMP_LIGHTMAPS (256 x 256)" },
 193                                                                 { 512 * 512 * 3,                                1,              "IBSP LUMP_LIGHTMAPS (512 x 512)" },
 194                                                                 { 0, 0, NULL }
 195                                                         };
 196
 197
 198         /* arg checking */
 199         if( argc < 1 )
 200         {
 201                 Sys_Printf( "Usage: q3map -analyze [-lumpswap] [-v] <mapname>\n" );
 202                 return 0;
 203         }
 204
 205         /* process arguments */
 206         for( i = 1; i < (argc - 1); i++ )
 207         {
 208                 /* -format map|ase|... */
 209                 if( !strcmp( argv[ i ],  "-lumpswap" ) )
 210                 {
 211                         Sys_Printf( "Swapped lump structs enabled\n" );
 212                         lumpSwap = qtrue;
 213                 }
 214         }
 215
 216         /* clean up map name */
 217         strcpy( source, ExpandArg( argv[ i ] ) );
 218         Sys_Printf( "Loading %s\n", source );
 219
 220         /* load the file */
 221         size = LoadFile( source, (void**) &header );
 222         if( size == 0 || header == NULL )
 223         {
 224                 Sys_Printf( "Unable to load %s.\n", source );
 225                 return -1;
 226         }
 227
 228         /* analyze ident/version */
 229         memcpy( ident, header->ident, 4 );
 230         ident[ 4 ] = '\0';
 231         version = LittleLong( header->version );
 232
 233         Sys_Printf( "Identity:      %s\n", ident );
 234         Sys_Printf( "Version:       %d\n", version );
 235         Sys_Printf( "---------------------------------------\n" );
 236
 237         /* analyze each lump */
 238         for( i = 0; i < 100; i++ )
 239         {
 240                 /* call of duty swapped lump pairs */
 241                 if( lumpSwap )
 242                 {
 243                         offset = LittleLong( header->lumps[ i ].length );
 244                         length = LittleLong( header->lumps[ i ].offset );
 245                 }
 246
 247                 /* standard lump pairs */
 248                 else
 249                 {
 250                         offset = LittleLong( header->lumps[ i ].offset );
 251                         length = LittleLong( header->lumps[ i ].length );
 252                 }
 253
 254                 /* extract data */
 255                 lump = (byte*) header + offset;
 256                 lumpInt = LittleLong( (int) *((int*) lump) );
 257                 lumpFloat = LittleFloat( (float) *((float*) lump) );
 258                 memcpy( lumpString, (char*) lump, (length < 1024 ? length : 1024) );
 259                 lumpString[ 1024 ] = '\0';
 260
 261                 /* print basic lump info */
 262                 Sys_Printf( "Lump:          %d\n", i );
 263                 Sys_Printf( "Offset:        %d bytes\n", offset );
 264                 Sys_Printf( "Length:        %d bytes\n", length );
 265
 266                 /* only operate on valid lumps */
 267                 if( length > 0 )
 268                 {
 269                         /* print data in 4 formats */
 270                         Sys_Printf( "As hex:        %08X\n", lumpInt );
 271                         Sys_Printf( "As int:        %d\n", lumpInt );
 272                         Sys_Printf( "As float:      %f\n", lumpFloat );
 273                         Sys_Printf( "As string:     %s\n", lumpString );
 274
 275                         /* guess lump type */
 276                         if( lumpString[ 0 ] == '{' && lumpString[ 2 ] == '"' )
 277                                 Sys_Printf( "Type guess:    IBSP LUMP_ENTITIES\n" );
 278                         else if( strstr( lumpString, "textures/" ) )
 279                                 Sys_Printf( "Type guess:    IBSP LUMP_SHADERS\n" );
 280                         else
 281                         {
 282                                 /* guess based on size/count */
 283                                 for( lumpTest = lumpTests; lumpTest->radix > 0; lumpTest++ )
 284                                 {
 285                                         if( (length % lumpTest->radix) != 0 )
 286                                                 continue;
 287                                         count = length / lumpTest->radix;
 288                                         if( count < lumpTest->minCount )
 289                                                 continue;
 290                                         Sys_Printf( "Type guess:    %s (%d x %d)\n", lumpTest->name, count, lumpTest->radix );
 291                                 }
 292                         }
 293                 }
 294
 295                 Sys_Printf( "---------------------------------------\n" );
 296
 297                 /* end of file */
 298                 if( offset + length >= size )
 299                         break;
 300         }
 301
 302         /* last stats */
 303         Sys_Printf( "Lump count:    %d\n", i + 1 );
 304         Sys_Printf( "File size:     %d bytes\n", size );
 305
 306         /* return to caller */
 307         return 0;
 308 }
 309
 310
 311
 312 /*
 313 BSPInfo()
 314 emits statistics about the bsp file
 315 */
 316
 317 int BSPInfo( int count, char **fileNames )
 318 {
 319         int                     i;
 320         char            source[ 1024 ], ext[ 64 ];
 321         int                     size;
 322         FILE            *f;
 323
 324
 325         /* dummy check */
 326         if( count < 1 )
 327         {
 328                 Sys_Printf( "No files to dump info for.\n");
 329                 return -1;
 330         }
 331
 332         /* enable info mode */
 333         infoMode = qtrue;
 334
 335         /* walk file list */
 336         for( i = 0; i < count; i++ )
 337         {
 338                 Sys_Printf( "---------------------------------\n" );
 339
 340                 /* mangle filename and get size */
 341                 strcpy( source, fileNames[ i ] );
 342                 ExtractFileExtension( source, ext );
 343                 if( !Q_stricmp( ext, "map" ) )
 344                         StripExtension( source );
 345                 DefaultExtension( source, ".bsp" );
 346                 f = fopen( source, "rb" );
 347                 if( f )
 348                 {
 349                         size = Q_filelength (f);
 350                         fclose( f );
 351                 }
 352                 else
 353                         size = 0;
 354
 355                 /* load the bsp file and print lump sizes */
 356                 Sys_Printf( "%s\n", source );
 357                 LoadBSPFile( source );
 358                 PrintBSPFileSizes();
 359
 360                 /* print sizes */
 361                 Sys_Printf( "\n" );
 362                 Sys_Printf( "          total         %9d\n", size );
 363                 Sys_Printf( "                        %9d KB\n", size / 1024 );
 364                 Sys_Printf( "                        %9d MB\n", size / (1024 * 1024) );
 365
 366                 Sys_Printf( "---------------------------------\n" );
 367         }
 368
 369         /* return count */
 370         return i;
 371 }
 372
 373
 374
 375 /*
 376 ScaleBSPMain()
 377 amaze and confuse your enemies with wierd scaled maps!
 378 */
 379
 380 int ScaleBSPMain( int argc, char **argv )
 381 {
 382         int                     i;
 383         float           f, scale;
 384         vec3_t          vec;
 385         char            str[ 1024 ];
 386
 387
 388         /* arg checking */
 389         if( argc < 2 )
 390         {
 391                 Sys_Printf( "Usage: q3map -scale <value> [-v] <mapname>\n" );
 392                 return 0;
 393         }
 394
 395         /* get scale */
 396         scale = atof( argv[ argc - 2 ] );
 397         if( scale == 0.0f )
 398         {
 399                 Sys_Printf( "Usage: q3map -scale <value> [-v] <mapname>\n" );
 400                 Sys_Printf( "Non-zero scale value required.\n" );
 401                 return 0;
 402         }
 403
 404         /* do some path mangling */
 405         strcpy( source, ExpandArg( argv[ argc - 1 ] ) );
 406         StripExtension( source );
 407         DefaultExtension( source, ".bsp" );
 408
 409         /* load the bsp */
 410         Sys_Printf( "Loading %s\n", source );
 411         LoadBSPFile( source );
 412         ParseEntities();
 413
 414         /* note it */
 415         Sys_Printf( "--- ScaleBSP ---\n" );
 416         Sys_FPrintf( SYS_VRB, "%9d entities\n", numEntities );
 417
 418         /* scale entity keys */
 419         for( i = 0; i < numBSPEntities && i < numEntities; i++ )
 420         {
 421                 /* scale origin */
 422                 GetVectorForKey( &entities[ i ], "origin", vec );
 423                 if( (vec[ 0 ] + vec[ 1 ] + vec[ 2 ]) )
 424                 {
 425                         VectorScale( vec, scale, vec );
 426                         sprintf( str, "%f %f %f", vec[ 0 ], vec[ 1 ], vec[ 2 ] );
 427                         SetKeyValue( &entities[ i ], "origin", str );
 428                 }
 429
 430                 /* scale door lip */
 431                 f = FloatForKey( &entities[ i ], "lip" );
 432                 if( f )
 433                 {
 434                         f *= scale;
 435                         sprintf( str, "%f", f );
 436                         SetKeyValue( &entities[ i ], "lip", str );
 437                 }
 438         }
 439
 440         /* scale models */
 441         for( i = 0; i < numBSPModels; i++ )
 442         {
 443                 VectorScale( bspModels[ i ].mins, scale, bspModels[ i ].mins );
 444                 VectorScale( bspModels[ i ].maxs, scale, bspModels[ i ].maxs );
 445         }
 446
 447         /* scale nodes */
 448         for( i = 0; i < numBSPNodes; i++ )
 449         {
 450                 VectorScale( bspNodes[ i ].mins, scale, bspNodes[ i ].mins );
 451                 VectorScale( bspNodes[ i ].maxs, scale, bspNodes[ i ].maxs );
 452         }
 453
 454         /* scale leafs */
 455         for( i = 0; i < numBSPLeafs; i++ )
 456         {
 457                 VectorScale( bspLeafs[ i ].mins, scale, bspLeafs[ i ].mins );
 458                 VectorScale( bspLeafs[ i ].maxs, scale, bspLeafs[ i ].maxs );
 459         }
 460
 461         /* scale drawverts */
 462         for( i = 0; i < numBSPDrawVerts; i++ )
 463                 VectorScale( bspDrawVerts[ i ].xyz, scale, bspDrawVerts[ i ].xyz );
 464
 465         /* scale planes */
 466         for( i = 0; i < numBSPPlanes; i++ )
 467                 bspPlanes[ i ].dist *= scale;
 468
 469         /* scale gridsize */
 470         GetVectorForKey( &entities[ 0 ], "gridsize", vec );
 471         if( (vec[ 0 ] + vec[ 1 ] + vec[ 2 ]) == 0.0f )
 472                 VectorCopy( gridSize, vec );
 473         VectorScale( vec, scale, vec );
 474         sprintf( str, "%f %f %f", vec[ 0 ], vec[ 1 ], vec[ 2 ] );
 475         SetKeyValue( &entities[ 0 ], "gridsize", str );
 476
 477         /* write the bsp */
 478         UnparseEntities();
 479         StripExtension( source );
 480         DefaultExtension( source, "_s.bsp" );
 481         Sys_Printf( "Writing %s\n", source );
 482         WriteBSPFile( source );
 483
 484         /* return to sender */
 485         return 0;
 486 }
 487
 488
 489
 490 /*
 491 ConvertBSPMain()
 492 main argument processing function for bsp conversion
 493 */
 494
 495 int ConvertBSPMain( int argc, char **argv )
 496 {
 497         int             i;
 498         int             (*convertFunc)( char * );
 499         game_t  *convertGame;
 500
 501
 502         /* set default */
 503         convertFunc = ConvertBSPToASE;
 504         convertGame = NULL;
 505
 506         /* arg checking */
 507         if( argc < 1 )
 508         {
 509                 Sys_Printf( "Usage: q3map -scale <value> [-v] <mapname>\n" );
 510                 return 0;
 511         }
 512
 513         /* process arguments */
 514         for( i = 1; i < (argc - 1); i++ )
 515         {
 516                 /* -format map|ase|... */
 517                 if( !strcmp( argv[ i ],  "-format" ) )
 518                 {
 519                         i++;
 520                         if( !Q_stricmp( argv[ i ], "ase" ) )
 521                                 convertFunc = ConvertBSPToASE;
 522                         else if( !Q_stricmp( argv[ i ], "map" ) )
 523                                 convertFunc = ConvertBSPToMap;
 524                         else
 525                         {
 526                                 convertGame = GetGame( argv[ i ] );
 527                                 if( convertGame == NULL )
 528                                         Sys_Printf( "Unknown conversion format \"%s\". Defaulting to ASE.\n", argv[ i ] );
 529                         }
 530                 }
 531                 else if( !strcmp( argv[ i ],  "-ne" ) )
 532                 {
 533                         normalEpsilon = atof( argv[ i + 1 ] );
 534                         i++;
 535                         Sys_Printf( "Normal epsilon set to %f\n", normalEpsilon );
 536                 }
 537                 else if( !strcmp( argv[ i ],  "-de" ) )
 538                 {
 539                         distanceEpsilon = atof( argv[ i + 1 ] );
 540                         i++;
 541                         Sys_Printf( "Distance epsilon set to %f\n", distanceEpsilon );
 542                 }
 543         }
 544
 545         /* clean up map name */
 546         strcpy( source, ExpandArg( argv[ i ] ) );
 547         StripExtension( source );
 548         DefaultExtension( source, ".bsp" );
 549
 550         LoadShaderInfo();
 551
 552         Sys_Printf( "Loading %s\n", source );
 553
 554         /* ydnar: load surface file */
 555         //%     LoadSurfaceExtraFile( source );
 556
 557         LoadBSPFile( source );
 558
 559         /* parse bsp entities */
 560         ParseEntities();
 561
 562         /* bsp format convert? */
 563         if( convertGame != NULL )
 564         {
 565                 /* set global game */
 566                 game = convertGame;
 567
 568                 /* write bsp */
 569                 StripExtension( source );
 570                 DefaultExtension( source, "_c.bsp" );
 571                 Sys_Printf( "Writing %s\n", source );
 572                 WriteBSPFile( source );
 573
 574                 /* return to sender */
 575                 return 0;
 576         }
 577
 578         /* normal convert */
 579         return convertFunc( source );
 580 }
 581
 582
 583
 584 /*
 585 main()
 586 q3map mojo...
 587 */
 588
 589 int main( int argc, char **argv )
 590 {
 591         int             i, r;
 592         double  start, end;
 593
 594
 595         /* we want consistent 'randomness' */
 596         srand( 0 );
 597
 598         /* start timer */
 599         start = I_FloatTime();
 600
 601         /* this was changed to emit version number over the network */
 602         printf( Q3MAP_VERSION "\n" );
 603
 604         /* set exit call */
 605         atexit( ExitQ3Map );
 606
 607         /* read general options first */
 608         for( i = 1; i < argc; i++ )
 609         {
 610                 /* -connect */
 611                 if( !strcmp( argv[ i ], "-connect" ) )
 612                 {
 613                         argv[ i ] = NULL;
 614                         i++;
 615                         Broadcast_Setup( argv[ i ] );
 616                         argv[ i ] = NULL;
 617                 }
 618
 619                 /* verbose */
 620                 else if( !strcmp( argv[ i ], "-v" ) )
 621                 {
 622                         verbose = qtrue;
 623                         argv[ i ] = NULL;
 624                 }
 625
 626                 /* force */
 627                 else if( !strcmp( argv[ i ], "-force" ) )
 628                 {
 629                         force = qtrue;
 630                         argv[ i ] = NULL;
 631                 }
 632
 633                 /* patch subdivisions */
 634                 else if( !strcmp( argv[ i ], "-subdivisions" ) )
 635                 {
 636                         argv[ i ] = NULL;
 637                         i++;
 638                         patchSubdivisions = atoi( argv[ i ] );
 639                         argv[ i ] = NULL;
 640                         if( patchSubdivisions <= 0 )
 641                                 patchSubdivisions = 1;
 642                 }
 643
 644                 /* threads */
 645                 else if( !strcmp( argv[ i ], "-threads" ) )
 646                 {
 647                         argv[ i ] = NULL;
 648                         i++;
 649                         numthreads = atoi( argv[ i ] );
 650                         argv[ i ] = NULL;
 651                 }
 652         }
 653
 654         /* init model library */
 655         PicoInit();
 656         PicoSetMallocFunc( safe_malloc );
 657         PicoSetFreeFunc( free );
 658         PicoSetPrintFunc( PicoPrintFunc );
 659         PicoSetLoadFileFunc( PicoLoadFileFunc );
 660         PicoSetFreeFileFunc( free );
 661
 662         /* set number of threads */
 663         ThreadSetDefault();
 664
 665         /* generate sinusoid jitter table */
 666         for( i = 0; i < MAX_JITTERS; i++ )
 667         {
 668                 jitters[ i ] = sin( i * 139.54152147 );
 669                 //%     Sys_Printf( "Jitter %4d: %f\n", i, jitters[ i ] );
 670         }
 671
 672         /* we print out two versions, q3map's main version (since it evolves a bit out of GtkRadiant)
 673            and we put the GtkRadiant version to make it easy to track with what version of Radiant it was built with */
 674
 675         Sys_Printf( "Q3Map         - v1.0r (c) 1999 Id Software Inc.\n" );
 676         Sys_Printf( "Q3Map (ydnar) - v" Q3MAP_VERSION "\n" );
 677         Sys_Printf( "GtkRadiant    - v" RADIANT_VERSION " " __DATE__ " " __TIME__ "\n" );
 678         Sys_Printf( "%s\n", Q3MAP_MOTD );
 679
 680         /* ydnar: new path initialization */
 681         InitPaths( &argc, argv );
 682
 683         /* check if we have enough options left to attempt something */
 684         if( argc < 2 )
 685                 Error( "Usage: %s [general options] [options] mapfile", argv[ 0 ] );
 686
 687         /* fixaas */
 688         if( !strcmp( argv[ 1 ], "-fixaas" ) )
 689                 r = FixAAS( argc - 1, argv + 1 );
 690
 691         /* analyze */
 692         else if( !strcmp( argv[ 1 ], "-analyze" ) )
 693                 r = AnalyzeBSP( argc - 1, argv + 1 );
 694
 695         /* info */
 696         else if( !strcmp( argv[ 1 ], "-info" ) )
 697                 r = BSPInfo( argc - 2, argv + 2 );
 698
 699         /* vis */
 700         else if( !strcmp( argv[ 1 ], "-vis" ) )
 701                 r = VisMain( argc - 1, argv + 1 );
 702
 703         /* light */
 704         else if( !strcmp( argv[ 1 ], "-light" ) )
 705                 r = LightMain( argc - 1, argv + 1 );
 706
 707         /* vlight */
 708         else if( !strcmp( argv[ 1 ], "-vlight" ) )
 709         {
 710                 Sys_Printf( "WARNING: VLight is no longer supported, defaulting to -light -fast instead\n\n" );
 711                 argv[ 1 ] = "-fast";    /* eek a hack */
 712                 r = LightMain( argc, argv );
 713         }
 714
 715         /* ydnar: lightmap export */
 716         else if( !strcmp( argv[ 1 ], "-export" ) )
 717                 r = ExportLightmapsMain( argc - 1, argv + 1 );
 718
 719         /* ydnar: lightmap import */
 720         else if( !strcmp( argv[ 1 ], "-import" ) )
 721                 r = ImportLightmapsMain( argc - 1, argv + 1 );
 722
 723         /* ydnar: bsp scaling */
 724         else if( !strcmp( argv[ 1 ], "-scale" ) )
 725                 r = ScaleBSPMain( argc - 1, argv + 1 );
 726
 727         /* ydnar: bsp conversion */
 728         else if( !strcmp( argv[ 1 ], "-convert" ) )
 729                 r = ConvertBSPMain( argc - 1, argv + 1 );
 730
 731         /* ydnar: otherwise create a bsp */
 732         else
 733                 r = BSPMain( argc, argv );
 734
 735         /* emit time */
 736         end = I_FloatTime();
 737         Sys_Printf( "%9.0f seconds elapsed\n", end - start );
 738
 739         /* shut down connection */
 740         Broadcast_Shutdown();
 741
 742         /* return any error code */
 743         return r;
 744 }